How to do the "Backaround Harmonic" pen spinning trick

Interested in pen spinning? Want to pick up a few moves? Pen spinning is the skilled movement of a writing instrument or pen with one's hands. It is used as a source of self entertainment (often for students), but there is a great deal of pen spinning culture (competitions, websites, etc.). Watch this pen spinning tutorial video and learn how to perform the "Backaround Harmonic" move.